CVE-2024-37285 Kibana arbitrary code execution via YAML deserialization
A malicious user with specific Elasticsearch and Kibana privileges can achieve arbitrary code execution by submitting a crafted YAML document.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-37285?
CVE-2024-37285 is a critical unsafe deserialization vulnerability in Elastic Kibana, published on 14 Nov 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
A deserialization issue in Kibana can lead to arbitrary code execution when Kibana attempts to parse a YAML document containing a crafted payload. A successful attack requires a malicious user to have a combination of both specific Elasticsearch indices privileges https://www.elastic.co/guide/en/elasticsearch/reference/current/defining-roles.html#roles-indices-priv and Kibana privileges https://www.elastic.co/guide/en/fleet/current/fleet-roles-and-privileges.html assigned to them.
The following Elasticsearch indices permissions are required
* write privilege on the system indices .kibana_ingest* * The allow_restricted_indices flag is set to true
Any of the following Kibana privileges are additionally required
* Under Fleet the All privilege is granted * Under Integration the Read or All privilege is granted * Access to the fleet-setup privilege is gained through the Fleet Server’s service account token
Weakness: CWE-502
Which versions are affected by CVE-2024-37285?
2 open source packages ship an affected version, including kibana and elk. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
kibana Bitnami | From 8.10.0 | 8.15.1 |
elk Bitnami | From 8.10.0 | 8.15.1 |
Products include Elastic Kibana.
How do I fix CVE-2024-37285?
Upgrade kibana to 8.15.1 or later.
Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.
Is CVE-2024-37285 being exploited?
There is no known exploitation of CVE-2024-37285 in the wild and no public exploit code.
Other vulnerabilities in Elastic Kibana
Sources
Also known as BIT-elk-2024-37285, BIT-kibana-2024-37285, GHSA-p9rc-m4r5-4rpr.